« View county listDense Fog Advisory
Eastern Magic Valley-Upper Snake River Plain-
Lower Snake River Plain-
Including the cities of Burley, Rupert, Heyburn, Idaho Falls,
Rexburg, and Pocatello
845 PM MST Thu Dec 14 2017
...DENSE FOG ADVISORY IN EFFECT UNTIL NOON MST FRIDAY...
The National Weather Service in Pocatello has issued a Dense Fog
Advisory, which is in effect until noon MST Friday.
* VISIBILITY...Widespread areas of near zero visibility are
expected across the eastern Magic Valley and Snake River Plain.
Cities impacted include Burley, American Falls, Pocatello,
Blackfoot, Idaho Falls, and Rexburg.
* IMPACTS...Reduced visibility will make traveling at normal
highway speeds hazardous. Dense freezing fog may create black
ice on roadways, especially bridges and overpasses, making them
A Dense Fog Advisory means visibilities will frequently be
reduced to less than one quarter mile. If driving, slow down, use
your low beam or fog headlights, and leave plenty of distance
ahead of you.